The document discusses technologies learned during the construction of a product. For Photoshop, the author learned how to edit photos using effects like hue and saturation, install custom fonts, and use basic shapes and blending options. In Quark, the author picked up skills like inserting images, adding effects like shadows to text, using guidelines for alignment, and employing basic colored shapes. Regarding DSLRs, the author gained knowledge on effective photo framing and camera use to take high-quality images for the pages.